A. High cetane diesel
B. High octane gasoline
C. Fuel oil
D. Smoke free kerosene
Related Mcqs:
- Fuel oil is subjected to visbreaking to reduce its_______________?
A. Pour point
B. Viscosity
C. Pressure drop on pumping
D. All A., B. and C. - Though increased pressure has a retarding effect on cracking reaction, yet in actual process, a positive pressure of 10-15 kgf/cm2 is maintained during cracking mainly to__________________?
A. Increase the yield of light distillates
B. Suppress coke formation
C. Enhance the octane number of gasoline
D. Reduce gum content in gasoline - Liquefied Petroleum Gas (LPG) is mainly a mixture of _____________________?
A. Propane & butane
B. Methane & ethane
C. High boiling olefins
D. High boiling naphthenes - Gum formation in stored gasoline is mainly due to the ____________________?
A. Alkylation of unsaturated
B. Presence of sulphur
C. Oxidation & polymerisation of unsaturated
D. Higher aromatic content - Crude oil is transported inland from oil field to refineries, mainly by the _____________________?
A. Road tankers
B. Rail tankers
C. Underground pipelines
D. None of these - Pyrolysis of kerosene or natural gasoline is done to produce mainly the___________________?
A. Olefins and aromatics
B. Lighter paraffins
C. Stabilised gasoline
D. Diesel - Petroleum coke is used mainly in the __________________ ?
A. Discoloration of yellow glycerine
B. Sugar refining
C. Manufacture of carbon electrode
D. Blast furnace for reduction of iron ore - Liquefied petroleum Gas (LPG) used for the household cooking comprises mainly of _______________?
A. Propane & butane
B. Butane & ethane
C. Methane & ethane
D. Methane & carbon monoxide - Waxy crudes are treated with chemical additives mainly to_________________________?
A. Depress its pour point
B. Dissolve wax
C. Precipitate wax
D. Remove wax - In catalytic cracking process, olefins crack ______________ times faster than in thermal cracking process?
A. 100
B. 200-300
C. 1000-10000
D. 10
